Which cement is used to create bond .with old concrete surface Rapid Hardening Cement Expansive Cement O Sulphate Resisting Cement Low Heat Cement

Q: One way to synthesize ethylamine (CH₂CH₂NH₂) is from the reaction of ammonia (NH3) with chloroethane…

A: Ethylamine is synthesized from the reaction of ammonia and chlorobenzene. Fraction yield of…

Q: 1.2048 g of impure Na₂CO3 is dissolved and allowed to react with a solution of CaCh. The resulting…

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Q: 9 What is the composition for the point labelled e? (2 Points) 1 0.8 xc 0.6 0.24 0.44 0.2 A (b) 0.8…

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Q: Macmillan Learning Ethanol is often used as a fuel additive, but to function in most engines, the…

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Q: Calculate the % relative humidity of air-water vapor mixture having a percent humidity of 21.81 at…

A: Given: The percentage humidity of the air-water mixture is P% = 21.81 at T = 30oC and a total…

Q: A sample of 61.8 g of HBO3, a weak acid is dissolved in 1000 g of water to make a 1.0 molal…

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Q: 7. A Carnot engine is coupled to a Carnot refrigerator so that all of the work produced by the…

A: The hot and the cold temperature for the engine given are: TH = 250oC = 523.15 K TC= 25oC = 298.15 K…

Q: Problem 3 Consider a 700 mol/h feed entering a flash distillation unit or still under isothermal…

A: Given, The feed rate, F = 700 mol/h The mole fraction of benzene, z = 0.45 The operating pressure, P…

Q: A gas mixture consists of 218mg of ethane, 190 mg of argon and 347 mg of neon. The partial pressure…

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Q: The heat capacity of sulfur is Cp= 15.2 + 2.68T where Cp is in J/(g- mol K and T is in K, Convert so…

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Q: 13.2-3. Heat Loss by Convection and Conduction. A glass window with an area of 0.557 m² is installed…

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Q: 1. The heat capacity (Cp) of a fluid is given as function of temperature by the following equation:…

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Q: Determine the value of Kc in Figure Q2(b) for a regulator case in which the closed-loop response has…

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Q: Problem 1. Air with 1.6 %mol SO₂ (you can assume very dilute conditions) is scrubbed with…

A: Given data are as follows: Gas flow rate = 0.062 kmol/s liquid flow rate = 2.2 kmol/s mol% of SO2 in…

Q: Most of the sulfur used in the United States is chemically synthesized from hydrogen sulfide gas…

A: It is given that sulfur dioxide and water is produced by clauss process. Given data are as follows:…

Q: If the density of sea water is approximated by the equation of state p = p. exp[(p − Patm)/B], where…

A: It is given that the density of seawater follows the equation as shown below ρ=ρoexpp-patmβ, where β…

Q: Heat Loss by Convection and Conduction.

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Q: 1.6 1.2 + 0.8 0.4+ O -0.4 -0.8 -1.2 - -2 Fe3+ 2 1 4 Fe²+ 0 3 Fe(s) 4 Fe₂O3(s) 5 FeOH+ Fe3O4(s)…

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Q: 1000 kg/h of an aqueous feed solution containing 38 wt.% potassium nitrate (KNO3) and 0.2 wt.% CaCO3…

A: An aqueous solution of potassium nitrite is crystallized in an evaporator crystallizer.

Q: A cell culture is initially composed of 100 cells. After 12 hours, the number of cells is 1.5 times…

A: Given Details: at t=0, no. of cells, Ni=100 cells at t=12 hrs , no. of cells=1.5 Ni we need to…

Q: Calculate the minimum radius in m of a spherical hydrogen balloon that would lift 81kg of load if…

A: Given data: Mass of load = 81 kg Atmospheric pressure = 0.93 atm Temperature = 26 0C

Q: 6. A high volatile B bituminous coal analyzing 22% VCM, 64% FC, 4% M, 1.4% N and 1.6% S has a…

A: It is given that air is burned in excess air. Given inlet coal composition is 22% VCM, 64% FC, 4% M,…

Q: FR&B 3.38. A 5.00-wt% aqueous sulfuric acid solution (p = 1.03 g/ml) flows through a 45-m long pipe…

A: (a) The molarity of the sulfuric acid in the solution is to be calculated.

Q: Which of the following occurs in the reaction Cu²+ + Zn → Cu + Zn²+? Select one: O a. Neither copper…

A: The reaction of copper (Cu) and zinc (Zn) given is as follows: Cu2++Zn → Cu+Zn2+ The above reaction…

Q: What is the volume of a plug flow reactor with an elementary gas-phase reaction A⇒ 3R and a lesired…

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Q: What is the volume (m³) of 595 lbmol of this mixture

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Q: The wall of a drying oven is constructed by sandwiching an insulation material W k = 0.1- between…

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Q: Why does the outside convection resistance not included in computation Q loss total? Please explain…

A: The outside convection heat transfer coefficient should be used in the total heat loss calculation.…

Q: PROBLEM 3: Batch Distillation. A 750 kmol of an isopropanol (1)/1-butanol (2) hinary mixture…

A: Given, The moles of the mixture feed to the distillation, F = 750 kmol The mole fraction of…

Q: 1.a Carefully sketch and label the [012] and [201] directions below (You can increase the size of…

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Q: W The wall of a spherical steel tank k, = 17. m. K thick contains hot oil at 100°C. On the outside…

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Q: 1/6 Convection Ex. 3.15: air at 101.325 kPa and 308 K (35 °C) flows across a 50 mm diameter cylinder…

A: Given Diameter of cylinder D = 50 mm Density d = 0.966 Conductivity k = 0.0312 NPr = 0.695

Q: Calculate the % relative humidity of air-water vapor mixture having a percent humidity of 22.64 at…

A: Given: The percentage humidity of the air-water mixture is P% = 22.64 at T = 30oC and a total…

Q: 8. Calculate the pH of a 10 mM solution of NaH2PO4 in water. Compare this pH with the value obtained…

A: Given that- Concentration of NaH2PO4 = 10 mM= 0.01 M It is a salt of acid H3PO4 for which the…

Q: 8.22 The volume of a binary mixture has been reported in the following polynomial form: V(T.P.₁.2) =…

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Q: CO2 is sold commercially in steel containers at 60 bar. The gas is leaking through the outlet valve…

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Q: Water contained in a piston-cylinder assembly, initially at 300°F, a quality of 70%, and a volume of…

A: The internal energy is calculated at each state. The amount of mass is obtained from volume and…

Q: 5.5 A series of experiments are done using a membrane osmometer on a sample of polystyrene, PS,…

A: Given data: Temperature = 25 0C Density of benzene = 874 kg/m3

Q: Blue water gas (BWG) is obtained by passing steam over red hot carbon-enriched coal. The gas is…

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Q: A standard, flat-6 blade disk turbine agitator is installed in a tank with baffles. The tank has a…

A: Given data: Diameter of tank = 1.83 m Diameter of turbine = 0.61 m Width of turbine = 0.122 m Width…

Q: why does the change in volume in enthalpy formula is not 0, considering the change in volume in work…

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Q: 6. An ideal gas initially at 600 K and 10 bar undergoes a four-step mechanically reversible cycle in…

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Q: A sample consisting of 4.00 mol of perfect gas molecules, for which CV,m=5R/2, initially at…

A: A sample of perfect gas is heated at constant volume.

Q: 1. The following data refer to the adsorption of butane at 0°C onto tungsten powder (area 16.7 m²…

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Q: For a specific type of cell after 3 hours, the concentration of cells per milliliter of solution is…

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Q: 4. What is the normality of a solution containing 8.5 g of H2SO4 (MW-98.08) to make 500 ml solution?

A: Mass of H2SO4 = 8.5 g Molecular Weight of H2SO4 = 98.08  The volume of Solution =500 ml = 0.5 L…

Q: What are the 5 independent euquations I need? You didn't answer the question

A: 5 independent equations need - To solve the volume of second feed solution

Q: The reversible, exothermic, liquid phase, homogeneous reaction AR is being carried out in two ideal…

A: Given thatA⇔RFAo=55000 mol/hCA = 6.5 mollXA2 =0.75n =1kf  =1.3k =10V2 =104 lt

Q: An amino acid of interest was produced in a fed-batch culture using glucose in the feed medium. The…

A: Given thatVo  =500 lF  = 50 lhXo  =20 glSo  =300 glks  =0.5  glx/s   =0.3 ggumax  =0.2 h-1

Q: Under constant pressure P = 1 atm an ideal gas of 1.5 mol undergoes cooling from 120°C to 30.0°C,…

A: An ideal gas is cooled in an isobaric process.